Question 1 of 20 1. All of the following are true about melanocytes except:Their number decreases with ACTH secretionThey contain melanosomes within their cytoplasmPresent in the stratum basale layer of skinIt is a derivative of the neural crest cellQuestion 1 of 20Question 2 of 20 2. The maxillary nerve passes through which of the following?Superior orbital fissure.Foramen ovale.Internal acoustic meatus.Foramen rotundum.Question 2 of 20Question 3 of 20 3. The external jugular vein is formed by which two veins?Anterior retromandibular and anterior facialPosterior auricular and posterior retromandibularPosterior retromandibular and anterior retromandibularMaxillary vein and anterior facialQuestion 3 of 20Question 4 of 20 4. The primary germ layers develop duringSomite periodPre-somite periodFetal periodPost-somite periodQuestion 4 of 20Question 5 of 20 5. All of the following cell types contain the enzyme which protects the length of telomerase at the end of chromosomes, EXCEPT:HaemopoeticTumourGerminalSomaticQuestion 5 of 20Question 6 of 20 6. The core of a cilium is composed oftonofilaments.microfibrils.Microvilli.MicrotubulesQuestion 6 of 20Question 7 of 20 7. Sex determining region of chromosome is:Short arm of YShort arm of XLong arm of YLong arrn of XQuestion 7 of 20Question 8 of 20 8. Ceruminous glands present in the ear areMucous glandsModified apocrine glandsModified holocrine glandsModified eccrine glandsQuestion 8 of 20Question 9 of 20 9. Mother transmits the disease to all her children. Type of inheritance is:AutosomalX-linked dominantMitochondrialX-linked recessiveQuestion 9 of 20Question 10 of 20 10. Resting oocyte after primary meiosis stage normally rests in:MetaphaseProphaseAnaphaseTelophaseQuestion 10 of 20Question 11 of 20 11. In lower motor neuron lesion of facial nerve:Contralateral paralysis of all facial musclesContralateral paralysis of lower facial musclesIpsilateral paralysis of lower facial musclesIpsilateral paralysis of all facial musclesQuestion 11 of 20Question 12 of 20 12. Sex determination is done by:SRYHoxSHEAZFQuestion 12 of 20Question 13 of 20 13. Nerve supply to musculature of tongue is:GlossopharyngealHypoglossalFacialVagusQuestion 13 of 20Question 14 of 20 14. Cranial flat bones show what kind of ossification:Endochondral ossificationInterstitial ossificationIntramembranous and Endochondral ossificationIntramembranous ossificationQuestion 14 of 20Question 15 of 20 15. Component that develops from 2nd branchial arch is?Muscle of facial expressionMuscle of masticationMandibleTMJQuestion 15 of 20Question 16 of 20 16. All are true about trigeminal nerve, except:Supply all maxillary teethGanglion is located at apex of petrous temporal bone.Originates between pons and medullaSupply all muscles of masticationQuestion 16 of 20Question 17 of 20 17. Falx cerebri and Tentorium cerebelli join at which sinus:StraightTransverseSuperior sagittalInferior sagittalQuestion 17 of 20Question 18 of 20 18. Not present in femoral sheath:Femoral arteryFemoral VeinDeep inguinal lymph NODEFemoral NerveQuestion 18 of 20Question 19 of 20 19. Deoxygenated blood from the transverse sinus drains into theInferior sagittal sinusConfluence of sinusesStraight sinusSigmoid sinusQuestion 19 of 20Question 20 of 20 20. Middle superior Alveolar nerve is a branch ofMaxillary nerveFacial NerveMandibular nerveLingual nerveQuestion 20 of 20 Loading...